Add 63/5 and 21/6
1st number: 12 3/5, 2nd number: 3 3/6
63/5 + 21/6 is 161/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
63/5 = 63 × 6/5 × 6 = 378/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
21/6 = 21 × 5/6 × 5 = 105/30 - Add the two like fractions:
378/30 + 105/30 = 378 + 105/30 = 483/30 - 483/30 simplified gives 161/10
- So, 63/5 + 21/6 = 161/10
In mixed form: 161/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/5+42/6 63/10+21/6 63/5+21/12 63/5+63/6 63/15+21/6 63/5+21/18 63/25+21/6 63/5+21/30 63/35+21/6 63/5+21/42